CVE-2021-29803 : Security Advisory and Response

IBM Tivoli Netcool/OMNIbus 8.1.0 is vulnerable to stored cross-site scripting, potentially leading to credentials disclosure. This article provides insights into the impact, technical details, and mitigation steps for CVE-2021-29803.

Understanding CVE-2021-29803

This section delves into the details of the vulnerability affecting IBM Tivoli Netcool/OMNIbus 8.1.0.

What is CVE-2021-29803?

IBM Tivoli Netcool/OMNIbus_GUI 8.1.0 is susceptible to stored cross-site scripting, enabling the injection of malicious JavaScript into the Web UI, posing a threat of credentials exposure within a trusted session.

The Impact of CVE-2021-29803

The vulnerability's impact is rated as MEDIUM with a CVSS base score of 6.4. The exploit can be triggered with low privileges, necessitating an official fix for remediation.

Technical Details of CVE-2021-29803

This section elaborates on the specifics of CVE-2021-29803, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The security flaw in IBM Tivoli Netcool/OMNIbus allows threat actors to insert arbitrary JavaScript code into the Web UI, potentially compromising the confidentiality and integrity of user data.

Affected Systems and Versions

The vulnerability impacts IBM's Tivoli Netcool/OMNIbus version 8.1.0, exposing users of this specific software version to the risk of stored cross-site scripting attacks.

Exploitation Mechanism

The exploit, categorized as low complexity, can be triggered remotely without user interaction, emphasizing the need for immediate mitigations.

Mitigation and Prevention

This section outlines the necessary steps to mitigate the risks associated with CVE-2021-29803.

Immediate Steps to Take

Users are advised to apply official patches released by IBM to address the vulnerability promptly and prevent potential unauthorized access.

Long-Term Security Practices

Implementing strict input validation mechanisms and conducting regular security assessments can enhance the overall resilience of web applications against cross-site scripting vulnerabilities.

Patching and Updates

Regularly updating software and monitoring security bulletins from vendors like IBM can help organizations stay informed about the latest patches and security updates.